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Cheap flights from Washington, D.C. to Basel from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Basel departing on 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Basel

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
1:30 pm - 10:00 am
IAD
-
BSL
14h 30m
1 stop
Turkish Airlines Logo
6:05 pm - 11:45 am
BSL
-
IAD
23h 40m
1 stop
$575Turkish Airlines
Mon, Feb 16 - Wed, Feb 25
Turkish Airlines Logo
2:30 pm - 10:00 am
IAD
-
BSL
14h 30m
1 stop
Turkish Airlines Logo
7:10 pm - 11:35 am
BSL
-
IAD
22h 25m
1 stop
$594Turkish Airlines
Mon, Mar 23 - Tue, Mar 31
Turkish Airlines Logo
9:15 pm - 10:00 am
IAD
-
BSL
30h 45m
1 stop
Turkish Airlines Logo
10:55 am - 7:20 pm
BSL
-
IAD
38h 25m
1 stop
$663Turkish Airlines
Wed, Feb 25 - Sun, Mar 1
Multiple Airlines Logo
9:55 am - 7:40 pm
IAD
-
BSL
28h 45m
3 stops
Multiple Airlines Logo
6:45 am - 8:54 pm
BSL
-
IAD
19h 09m
3 stops
$729Multiple Airlines
Wed, Mar 18 - Wed, Mar 25
Multiple Airlines Logo
6:00 am - 7:40 pm
DCA
-
BSL
32h 40m
3 stops
Multiple Airlines Logo
6:45 am - 9:56 pm
BSL
-
DCA
20h 11m
3 stops
$729Multiple Airlines
Wed, Mar 18 - Wed, Mar 25
British Airways Logo
9:30 pm - 7:30 pm
BWI
-
BSL
16h 00m
1 stop
British Airways Logo
8:15 am - 5:15 pm
BSL
-
BWI
15h 00m
1 stop
$897British Airways
Wed, Jul 1 - Tue, Aug 4
British Airways Logo
8:35 pm - 3:05 pm
BWI
-
BSL
12h 30m
1 stop
British Airways Logo
11:55 am - 7:40 pm
BSL
-
BWI
13h 45m
1 stop
$938British Airways
Sun, Mar 1 - Tue, Mar 31
Air Canada Logo
9:40 am - 10:15 am
DCA
-
BSL
18h 35m
2 stops
Air Canada Logo
6:10 am - 3:39 pm
BSL
-
DCA
15h 29m
2 stops
$1,014Air Canada
Wed, May 20 - Wed, May 27
United Airlines Logo
6:00 pm - 10:15 am
DCA
-
BSL
58h 15m
2 stops
United Airlines Logo
6:10 am - 3:39 pm
BSL
-
DCA
15h 29m
2 stops
$1,123United Airlines
Mon, May 18 - Wed, May 27
United Airlines Logo
8:05 pm - 7:40 am
DCA
-
BSL
53h 35m
2 stops
United Airlines Logo
8:15 am - 4:57 pm
BSL
-
DCA
14h 42m
2 stops
$1,124United Airlines
Mon, May 18 - Tue, May 26

Turkish Airlines flights from Washington, D.C. to Basel EuroAirport Swiss

Our best Turkish Airlines deals on Washington, D.C. to Basel EuroAirport Swiss flight tickets
Turkish Airlines
Feb 16
IAD1:30 pmWashington, D.C. Dulles Intl
14h 30m
1 stop
BSL10:00 amBasel EuroAirport Swiss
Feb 25
BSL6:05 pmBasel EuroAirport Swiss
23h 40m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
$575
Turkish Airlines
Mar 23
IAD2:30 pmWashington, D.C. Dulles Intl
14h 30m
1 stop
BSL10:00 amBasel EuroAirport Swiss
Mar 31
BSL7:10 pmBasel EuroAirport Swiss
22h 25m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
$594
Turkish Airlines
Feb 25
IAD9:15 pmWashington, D.C. Dulles Intl
30h 45m
1 stop
BSL10:00 amBasel EuroAirport Swiss
Mar 1
BSL10:55 amBasel EuroAirport Swiss
38h 25m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$663

United Airlines flights from Washington, D.C. to Basel EuroAirport Swiss

Our best United Airlines deals on Washington, D.C. to Basel EuroAirport Swiss flight tickets
United Airlines
Mar 1
BWI6:30 amBaltimore/Washington
20h 40m
3 stops
BSL9:10 amBasel EuroAirport Swiss
Mar 31
BSL1:00 pmBasel EuroAirport Swiss
31h 32m
2 stops
BWI2:32 pmBaltimore/Washington
$978
United Airlines
Mar 1
BWI6:30 amBaltimore/Washington
20h 40m
3 stops
BSL9:10 amBasel EuroAirport Swiss
Mar 31
BSL8:15 amBasel EuroAirport Swiss
19h 08m
3 stops
BWI9:23 pmBaltimore/Washington
$1,010
United Airlines
May 18
DCA6:00 pmWashington, D.C. Reagan-National
58h 15m
2 stops
BSL10:15 amBasel EuroAirport Swiss
May 27
BSL6:10 amBasel EuroAirport Swiss
15h 29m
2 stops
DCA3:39 pmWashington, D.C. Reagan-National
$1,123

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Basel EuroAirport Swiss that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Basel EuroAirport Swiss that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Mon 2/16

1:30 pm-10:00 am

1 stop14h 30m

Basel EuroAirport Swiss

Wed 2/25

6:05 pm-11:45 am

1 stop23h 40m

$575

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Mon 3/23

2:30 pm-10:00 am

1 stop14h 30m

Basel EuroAirport Swiss

Tue 3/31

7:10 pm-11:35 am

1 stop22h 25m

$594

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Wed 2/25

9:15 pm-10:00 am

1 stop30h 45m

Basel EuroAirport Swiss

Sun 3/1

10:55 am-7:20 pm

1 stop38h 25m

$663

Washington, D.C.Basel

IAD - BSL

IADBSL

Washington, D.C. Dulles Intl

Wed 3/18

9:55 am-7:40 pm

3 stops28h 45m

Basel EuroAirport Swiss

Wed 3/25

6:45 am-8:54 pm

3 stops19h 09m

$729

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Wed 3/18

6:00 am-7:40 pm

3 stops32h 40m

Basel EuroAirport Swiss

Wed 3/25

6:45 am-9:56 pm

3 stops20h 11m

$729

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

Wed 7/1

9:30 pm-7:30 pm

1 stop16h 00m

Basel EuroAirport Swiss

Tue 8/4

8:15 am-5:15 pm

1 stop15h 00m

$897

BaltimoreBasel

BWI - BSL

BWIBSL

Baltimore/Washington

Sun 3/1

8:35 pm-3:05 pm

1 stop12h 30m

Basel EuroAirport Swiss

Tue 3/31

11:55 am-7:40 pm

1 stop13h 45m

$938

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Wed 5/20

9:40 am-10:15 am

2 stops18h 35m

Basel EuroAirport Swiss

Wed 5/27

6:10 am-3:39 pm

2 stops15h 29m

$1,014

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Mon 5/18

6:00 pm-10:15 am

2 stops58h 15m

Basel EuroAirport Swiss

Wed 5/27

6:10 am-3:39 pm

2 stops15h 29m

$1,123

Washington, D.C.Basel

DCA - BSL

DCABSL

Washington, D.C. Reagan-National

Mon 5/18

8:05 pm-7:40 am

2 stops53h 35m

Basel EuroAirport Swiss

Tue 5/26

8:15 am-4:57 pm

2 stops14h 42m

$1,124

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. to Basel EuroAirport Swiss

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. to Basel EuroAirport Swiss?

British Airways, American Airlines, and Turkish Airlines are the most popular carriers operating from Washington, D.C. to Basel EuroAirport Swiss

When to book flights from Washington, D.C. to Basel EuroAirport Swiss

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Basel EuroAirport Swiss according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Basel EuroAirport Swiss (WAS to BSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Basel EuroAirport Swiss

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Washington, D.C. to Basel EuroAirport Swiss takes 9h 55m
There are no direct flights from Washington, D.C. to Basel EuroAirport Swiss. There are no popular flight routes from Washington, D.C. to Basel EuroAirport Swiss.
Search flight deals

  • How far is Washington, D.C. to Basel EuroAirport Swiss by plane?

    The distance between Washington, D.C. and Basel EuroAirport Swiss is about 4081.1 mi. In terms of flight time, this usually takes a little over 9h 55m.

  • When did momondo last update prices for flights from Washington, D.C. to Basel EuroAirport Swiss?

    Prices for flights from Washington, D.C. to Basel EuroAirport Swiss are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Basel EuroAirport Swiss?

  • How old do you have to be to fly from Washington, D.C. to Basel EuroAirport Swiss?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Basel EuroAirport Swiss.

  • What documentation or ID do you need to fly to Basel EuroAirport Swiss?

    The travel and health documents you'll need for your trip to Basel EuroAirport Swiss may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Basel EuroAirport Swiss. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Basel EuroAirport Swiss

Compare and see reviews for airlines that fly from Washington, D.C. to Basel EuroAirport Swiss with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $413Free CancellationRating
7.3
4,209 reviews
Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Basel?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Basel. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Basel with flexible booking policies on momondo?

momondo does allow users to show only those flights to Basel from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Basel?

momondo helps you find the best flight between Washington, D.C. and Basel by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington, D.C. to Basel right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Basel, momondo offers a useful price alert feature which will track prices for flights to Basel from Washington, D.C. and alert you when they change.

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